Metronidazole

Side effects and indications

Whenever possible, frequency information about the side effects was extracted from the labels. Aggregated frequency information for the drug and, if available, placebo is shown. To the right, you can click on shaded boxes to be taken to mentions of the side effect on the label. (In some cases, the side effect cannot be highlighted due to conversion problems.) Information about indications was extracted from the indications and usage sections of the labels.

Show MedDRA Preferred Terms

Side effect Data for drug Placebo Labels (show all 39)
1 2 3 4 5 6 7 8 9 10
Headache def 15.4% - 18% x x x x x x x x x
Nausea def postmarketing, 2.81% - 10.5% x x x x x x x x x x
Pruritus def postmarketing, 5.24% - 8.77% x x x x x
Pruritus genital 5.24% - 8.77% x
Dysgeusia def postmarketing, 0.351% - 8.61% x
Taste metallic 0.351% - 8.61% x x x x x x x
Influenza def 6.37% - 7.02% x x
Urinary tract infection def 2.25% - 5.61% x x
Abdominal pain def 3.75% - 4.56% x
Pain def 3.75% - 4.56% x x x x x x x x
Rhinitis def 3.51% - 4.49% x
Diarrhoea def 1.05% - 4.12% x x x x x
Dizziness def 1.05% - 4.12% x x x x x x x
Upper respiratory tract infection def 3.51% - 4.12% x x
Candidiasis def 2.81% - 3.37% x
Dysmenorrhoea def 2.46% - 3.37% x
Pharyngitis def 1.4% - 3% x
Sinusitis def 2.11% - 2.62% x x
Urine abnormality 1.4% - 2.62% x
Dry mouth def 0.702% - 1.87% x x x x x x x x
Dermatitis def postmarketing x
Dermatitis contact def postmarketing x
Rash def postmarketing x x x x x x x x
Eye disorder def postmarketing
Gastrointestinal disorder def postmarketing
Hypersensitivity def postmarketing x x x x x x x x
Immune system disorder def postmarketing
Leukopenia def postmarketing x x x x
Nervous system disorder def postmarketing
Paraesthesia def postmarketing x x x x x x x
Neuropathy peripheral def postmarketing x x x x x x x x
Burning sensation def postmarketing
Rash pustular def postmarketing
Dermatitis bullous def postmarketing
Dry skin def postmarketing x x x
Skin irritation def postmarketing x x x
Lacrimation increased def postmarketing
Condition aggravated postmarketing x
Skin burning sensation def postmarketing
Lacrimation def postmarketing
Neuropathy def postmarketing x x x x x x x x
Lymphadenopathy def postmarketing
Abdominal cramps def x x x x x
Agranulocytosis def
Angioedema def
Anorexia def x x x x x
Arthralgia def x x x x x x x
Asthma def
Ataxia def x x x x x x x
Back pain def x
Mental disorder def
Breast disorder def
Breast feeding def
Bronchitis def x
Neoplasm malignant def x x x x x x
Vaginal moniliasis x x x x x
Carcinoma def x
Colon cancer def x x x x x x
Basal cell carcinoma def x
Cerebellar syndrome def
Chest pain def
Tongue coated
Colitis def
Confusional state def x x x x x x x
Conjunctivitis def
Connective tissue disorder def x
Constipation def x x x x x
Cystitis def x x x x x x x
Libido decreased def x
Diplopia def
Drowsiness def
Dysarthria def x x x
Dyspepsia def
Dysuria def x x x x x x x
Oedema def
Eosinophilia def
Toxic epidermal necrolysis def x
Fatigue def x
Body temperature increased def x x x x x x x
Flatulence def
Flushing def x x x x x x x
Gingivitis def
Glossitis def x x x x x
Gynaecomastia def
Hallucination def
Cardiac disorder def
Hepatitis def
Hiccups def
Hypertension def x
Hypertrophy def
Incontinence def x x x x x x x
Irritability def x x x x x x x
Mediastinal disorder def x
Meningitis aseptic def x x x
Menorrhagia def
Cramp muscle def x x x x x
Fungal infection def x
Myopia def
Nasal congestion def x x x x x x x
Nasopharyngitis def x
Neoplasm def x
Neutropenia def x x x x x
Numbness def x x x x x x x x x
Nystagmus def
Optic nerve disorder def x x x
Palpitations def
Pancreatitis def x x x x x x
Polyarteritis nodosa def
Polyuria def x x x x x x x
Proctitis def x x x x x x x
Salpingitis def
Seizures def x x x x x x x
Serum sickness def x x x x x
Shock def
Stomatitis def x x x x x
Sweating def
Syncope def x x
Thrombocytopenia def x x x x x
Thrombophlebitis def x x
Tremor def
Pollakiuria def
Urticaria def x x x x x x x
Angiopathy def
Vertigo def x x x x x x
Vomiting def x x x x x x x
Encephalopathy def x x x
Hepatitis cholestatic
Peripheral sensory neuropathy def
Application site reaction x
Oedema labial genital
Necrolysis epidermal x
Mucous membrane disorder
Vulvovaginal disorder
Rash papular
Sickness x x x x x x
Epigastric distress x x x x x
Decreased appetite x
Abdominal discomfort x x x
Epigastric pain
Discomfort def x x x
Ache def x
Rash erythematous x x x x x x x
Neurological symptom x x x x x x
Eye irritation x
Abdominal distress x x x x x x
Burning feeling vagina x
Skin exfoliation x
Numbness of limbs x x x
Paresthesia of limbs x x x x x x
Skin tightness
Vaginal dryness def
Hepatobiliary disease def
Eruption
Redness def x x
Mucosal inflammation def
Pruritus generalised x
Coordination abnormal x x x x x x x
Gas def x
Stinging x
Vulvovaginal candidiasis def x
Acne def x
Dissecting aortic aneurysm, thoracic x
Taste altered
Convulsive seizure x x x x x x x
Infestation NOS x
Local reaction x
Insomnia def x x x x x x x
White blood cell count low
Gastrointestinal discomfort
Pseudomembranous colitis
Abdominal bloating def x
Dyspareunia def x x x x x x x
Weakness def x x x x x x
Breast enlargement
Tingling sensation def x x x
Indication Labels
Abdominal abscess def x x x x
Abdominal infection def x x x x
Abscess def x x x x x
Amoebiasis def x x x
Amoebic colitis def x x x
Aspiration x x x
Bacterial infection def x x x
Bacterial sepsis x x x x x
Brain abscess def x x x x
Cervicitis def x x x
Dysentery def x x x
Empyema def x x x x x
Endocarditis def x x x x x
Endocervicitis x x x
Endometritis def x x x x x
Endomyometritis def x x x x x
Erythema def x
Hepatic amoebiasis def x x x
Herpes NOS def x
Infection def x x x x x x
Liver abscess def x x x x x
Lower respiratory tract infection x x x
Lung abscess def x x x x
Meningitis def x x x x x
Ovarian abscess x x x
Papule def x
Peritonitis def x x x x x
Pneumonia def x x x x x
Postoperative infection x x
Pustule x
Respiratory tract infection def x x x x
Rosacea def x x x
Septicemia def x x x x x
Sexually transmitted disease def x x
Trichomoniasis def x x x x
Uterine cervical erosion def x x x
Vaginal discharge def x
Vaginal inflammation def x
Vaginitis bacterial def x x
Vaginitis gardnerella x
Vulvovaginitis def x

Information

More information: STITCH, PubChem and possibly Wikipedia

ATC Codes: A01AB17, D06BX01, G01AF01, J01XD01, P01AB01

Legend

Color scheme: standardalternative

100%    
75%    
50%    
10%    
frequent (1% to 100%)    
infrequent (0.1% to 1%)    
rare (<0.1%)    
postmarketing    
0%    
no frequency information    
not found on label    

Labels

Labels were obtained from different sources and potentially contain different sets of side effects. If you click on the label name, a HTML version of the label will be shown with proteins, chemicals and side efffects highlighted using Reflect.

  1. Metronidazole : 7 side effects (FDA XML label)
  2. metronidazole : 14 side effects (FDA XML label)
  3. METRONIDAZOLE : 34 side effects (FDA XML label)
  4. METRONIDAZOLE : 42 side effects (FDA XML label)
  5. METRONIDAZOLE : 47 side effects (FDA XML label)
  6. METRONIDAZOLE : 54 side effects (FDA XML label)
  7. METRONIDAZOLE : 56 side effects (FDA XML label)
  8. Metronidazole : 61 side effects (FDA XML label)
  9. METRONIDAZOLE : 63 side effects (FDA XML label)
  10. metronidazole extended release tablets / Flagyl ER : 66 side effects (FDA MedWatch)